The September Stakes was an American Thoroughbred horse race held annually for the twenty-five years between 1884 and 1908 at Sheepshead Bay Race Track in Sheepshead Bay, New York. A race on dirt, it was open to three-year-old horses of either sex. It was contested at various distances as follows: * 1884–1891 : 13⁄4 miles * 1892–1907 : 13⁄8 miles * 1908 : 11⁄16 miles